2008 Mazda RX-8 Owner's Manual - Page 342

Customer Information and Reporting Safety Defects Tire Information (U.S.A.) qGlossary of Terms Tire Placard: A label indicating the OE tire sizes, recommended inflation pressure, and the maximum weight the vehicle can carry. Tire Identification Number (TIN): A number on the sidewall of each tire providing information about the tire brand and manufacturing plant, tire size, and date of manufacture. Inflation Pressure: A measure of the amount of air in a tire. kPa: Kilopascal, the metric unit for air pressure. psi: Pounds per square inch, the English unit for air pressure. B-pillar: The structural member at the side of the vehicle behind the front door. Original Equipment (OE): Describes components originally equipped on the vehicle. Vehicle Load Limit: The maximum value of the combination weight of occupants and cargo. Bead Area of the Tire: Area of the tire next to the rim. Sidewall Area of the Tire: Area between the bead area and the tread. Tread Area of the Tire: Area on the perimeter of the tire that contacts the road when it's mounted on the vehicle. Seating capacity means the total allowable number of vehicle occupants. Seating capacity is described on the tire label. Production options weight is the combination weight of installed regular production options weighing over 2.3 kilograms in excess of the standard items which they replace, and not previously considered in the curb weight or accessory weight, including heavy duty brakes, ride levelers, roof rack, heavy duty battery, and special trim. Rim is the metal support (wheel) for a tire or a tire and tube assembly upon which the tire beads are seated. 9-26